Top answers

Chemistry
A Level

Explain why fluorine is more reactive than chlorine.

There are three things to consider every single time relative reactivity is unknown: atomic radius, shielding, and number of electrons.

The reactivity is the halogens ability ...

SA
Answered by Steven A. Chemistry tutor
57828 Views

Explain how pH changes can be minimised using a mixture of a weak acid and it's conjugate base

This mixture of a weak acid (HA) and it's conjugate base (A-) acts as a buffer. A buffer is a solution with a highly stable pH. On addition of small amounts of either a strong acid ...

CT
Answered by Cora T. Chemistry tutor
3971 Views

Describe chemical test/s you could use to determine the identity of a carbonyl compound.

Use Brady's Reagent (2,4-DNPH) to test for the presence of the C=O bond in a carbonyl compound. The formation of a yellow precipitate indicates a positive test result. Then determine the melting point ...

MB
Answered by Megan B. Chemistry tutor
6588 Views

Which Medical Schools Should I apply to?

Getting into medical school is strategic. Most medical schools look for certain skills/ attributes in an applicant that they feel suit their course e.g. strong academic background or excellent communic...

YI
Answered by Yosola I. Chemistry tutor
2878 Views

In the presence of ultraviolet light, ethane and chlorine react to give a mixture of products. What are the products of this reaction?

The reaction that is occuring is a substitution reaction as ethan is already a saturated molecule. The ultraviolet light provides the energy needed to break the bonds between hydrogen and carbon in eth...

SW
Answered by Sarah W. Chemistry tutor
44090 Views

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